9969630740

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{397}}^1\times {\mathrm{3557}}^1$

素因数の和:4316

約数の個数: 48

約数和(自身を含む): 21054336912

約数和(自身を除く): 11084706172

約数列:

[1, 2, 4, 5, 10, 20, 353, 397, 706, 794, 1412, 1588, 1765, 1985, 3530, 3557, 3970, 7060, 7114, 7940, 14228, 17785, 35570, 71140, 140141, 280282, 560564, 700705, 1255621, 1401410, 1412129, 2511242, 2802820, 2824258, 5022484, 5648516, 6278105, 7060645, 12556210, 14121290, 25112420, 28242580, 498481537, 996963074, 1993926148, 2492407685, 4984815370, 9969630740]

約数ペア:

[(1, 9969630740), (2, 4984815370), (4, 2492407685), (5, 1993926148), (10, 996963074), (20, 498481537), (353, 28242580), (397, 25112420), (706, 14121290), (794, 12556210), (1412, 7060645), (1588, 6278105), (1765, 5648516), (1985, 5022484), (3530, 2824258), (3557, 2802820), (3970, 2511242), (7060, 1412129), (7114, 1401410), (7940, 1255621), (14228, 700705), (17785, 560564), (35570, 280282), (71140, 140141)]